2007 Daihatsu Copen vs. 1981 Plymouth Horizon
To start off, 2007 Daihatsu Copen is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Plymouth Horizon. In addition, the cost of maintenance, including insurance, on 1981 Plymouth Horizon would be higher. At 1,715 cc (4 cylinders), 1981 Plymouth Horizon is equipped with a bigger engine. In terms of performance, 2007 Daihatsu Copen (86 HP @ 6000 RPM) has 24 more horse power than 1981 Plymouth Horizon. (62 HP @ 5200 RPM). In normal driving conditions, 2007 Daihatsu Copen should accelerate faster than 1981 Plymouth Horizon. With that said, vehicle weight also plays an important factor in acceleration. 1981 Plymouth Horizon weights approximately 150 kg more than 2007 Daihatsu Copen.
Because 2007 Daihatsu Copen is four wheel drive (4WD), it will have significant more traction and grip than 1981 Plymouth Horizon. In wet, icy, snow, or gravel driving conditions, 2007 Daihatsu Copen will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 Daihatsu Copen (120 Nm @ 4400 RPM) has 5 more torque (in Nm) than 1981 Plymouth Horizon. (115 Nm @ 2400 RPM). This means 2007 Daihatsu Copen will have an easier job in driving up hills or pulling heavy equipment than 1981 Plymouth Horizon.
Compare all specifications:
| 2007 Daihatsu Copen | 1981 Plymouth Horizon | |
| Make | Daihatsu | Plymouth |
| Model | Copen | Horizon |
| Year Released | 2007 | 1981 |
| Body Type | Roadster | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 1715 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 86 HP | 62 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 120 Nm | 115 Nm |
| Torque RPM | 4400 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 850 kg | 1000 kg |
| Vehicle Length | 3400 mm | 4190 mm |
| Vehicle Width | 1480 mm | 1680 mm |
| Vehicle Height | 1250 mm | 1360 mm |
| Wheelbase Size | 2230 mm | 2530 mm |
